Bad idea doing this. However, you have a missing step. I need to enable 434 for a specific app. Once done, I undo the changes. After changing XProtect.meta.plist file, you've likely changed its permissions to:

-rw-------

You need to fix those permissions for the system to use the file. The permissions should be:

An even better option is to use the defaults command. That way you can quickly change it and change it back when you are done. Below is the method to enable Java 1.6.0_37-b06-434, followed by re-enabling Java 1.6.0_37-b06-435 for when you're done.

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